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Avoid Service Checklist
O O C C C C U U R R R R E E N N C C E E
A A i i r r c c o o n n d d i i t t i i o o n n e e r r w w i i l l l l n n o o t t o o p p e e r r a a t t e e . .
A A i i r r f f r r o o m m u u n n i i t t d d o o e e s s n n o o t t f f e e e e l l c c o o l l d d
e e n n o o u u g g h h . .
A A i i r r c c o o n n d d i i t t i i o o n n e e r r c c o o o o l l i i n n g g , , b b u u t t r r o o o o m m i i s s
t t o o o o w w a a r r m m — — i i c c e e f f o o r r m m i i n n g g o o n n c c o o o o l l i i n n g g
c c o o i i l l b b e e h h i i n n d d d d e e c c o o r r a a t t i i v v e e f f r r o o n n t t . .
A A i i r r c c o o n n d d i i t t i i o o n n e e r r c c o o o o l l i i n n g g , , b b u u t t r r o o o o m m i i s s
t t o o o o w w a a r r m m — — N N O O i i c c e e f f o o r r m m i i n n g g o o n n
c c o o o o l l i i n n g g c c o o i i l l b b e e h h i i n n d d d d e e c c o o r r a a t t i i v v e e f f r r o o n n t t . .
A A i i r r c c o o n n d d i i t t i i o o n n e e r r t t u u r r n n s s o o n n a a n n d d o o f f f f
r r a a p p i i d d l l y y . .
N N o o i i s s e e w w h h e e n n u u n n i i t t i i s s c c o o o o l l i i n n g g . .
W W a a t t e e r r d d r r i i p p p p i i n n g g I I N N S S I I D D E E w w h h e e n n u u n n i i t t i i s s
c c o o o o l l i i n n g g . .
W W a a t t e e r r d d r r i i p p p p i i n n g g O O U U T T S S I I D D E E w w h h e e n n u u n n i i t t i i s s
c c o o o o l l i i n n g g . .
Before calling for service, review this list. It may save you time and expense. This
list includes common occurrences that are not the result of defective w orkman-
ship or materials in this appliance.
S S O O L L U U T T I I O O N N
Wall plug disconnected. Push plug firmly into w all outlet.
House fuse blow n or circuit breaker tripped. Replace fuse w ith time delay type or reset circuit
breaker.
Unit in OFF position. Selector ON and the desired FAN or COOL setting.
Unit turned off by moving thermostat to a higher number and then immediately turning back to
a colder number. Wait approximately 3 minutes. Listen for compressor to start.
Unit turned off and then on too quickly. Turn unit off and w ait 3 minutes before restarting.
Temperature set too high. Adjust temperature to low er number for cooling.
Select a higher FAN or COOL position
Temperature set too w arm. Set tempurature to colder temperature.
Room temperature below 70°F (21°C). Cooling may not occur until room temperature rises above
70°F (21°C).
Outdoor temperature below 70°F (21°C). To defrost the coil, set selector to FAN position. Then,
set temperature to a higher number.
Air filter may be dirty. Clean filter. Refer to Care and Cleaning section. To defrost, set selector to
FAN.
Temperature set too low for night-time cooling. To defrost the coil, set to a FAN position. Then,
set temperature to a higher number.
Dirty air filter — air restricted. Clean air filter. Refer to Care and Cleaning section.
Termperature set too high. Set temperature to a low er number.
Vent set at OPEN position. Set vent at CLOSED position for maximum cooling.
Air directional louvres positioned improperly. Position louvres for better air distribution.
Front of unit is blocked by drapes, blinds, furniture, etc. — restricts air distribution. Clear blockage
in front of unit.
Doors, w indow s, registers, etc. open — cold air escapes. Close doors, w indow s, registers, etc.
Unit recently turned on in hot room. Allow additional time to remove " stored heat" from w alls,
ceiling, floor and furniture.
Dirty air filter — air restricted. Clean air filter.
Outside temperature extremely hot. Set FAN on high speed to bring air past cooling coils more
frequently.
Air movement sound. This is normal. If too loud, select a low er FAN setting.
Sound of fan hitting w ater-moisture removal system. This is normal w hen humidity is high. Close
doors, w indow s and registers.
W indow vibration — poor installation. Refer to installation instructions or check w ith installer.
Improper installation. Tilt air conditioner slightly to the outside to allow w ater drainage. Refer to
installation instructions — check w ith installer.
Unit removing large quantity of moisture from humid room. This is normal during excessively
humid days.
11
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